Widow’s Peaks source: yes no Dominant Trait: Widow’s Peak Recessive Trait: No Peak

Dimples source: Dominant Trait = Dimples // Recessive = No Dimples

Earlobe Attachment source: s+not+attached&aq=f&aqi=&aql=&oq=&gs_rfai=&safe=on “attached” “free” or “unattached”

Myths or Facts? Source: Source: Check it out and decide for yourself! Are these truly simple genetic traits, determined by single genes with 2 alleles? Or is there something else to the picture? Let’s check our family data, to see which view our data supports.

Homework – Find out about you, your birth parents, & immediate siblings…. 1.Tongue Roll? 2.Widow’s Peak? 3.Dimples? 4.Earlobe Attachment? Collect data using a grid……..

Data Collection YouMomDadS1S2B1B2 Tongue Roll? Widow’s Peak? Dimples? Earlobe Attachment?

Final Thoughts Today’s Families: Our families come in many varieties. Do what you can, and don’t sweat the rest. Ethics of Science: You have to report the actual data, regardless of what you want the result to be.